Stormwater360 is New Zealand’s stormwater management specialist company and the leader in stormwater management innovation.

At Stormwater360, we are at the forefront of stormwater management innovation. Since 1996, we have developed and delivered efficient, innovative and award-winning solutions to manage stormwater runoff and reduce its impact on the environment.

Drawing on our extensive portfolio of traditional treatments and green infrastructure technologies, we offer complete stormwater management for any site. Whether your site requirements are simply for the screening or filtering of litter & sediment, or whether your stormwater runoff contains ultra-fine contaminants, soluble metals or nutrients, our product range covers every aspect of stormwater treatment.

Research and development are key to our work and using the latest tools, technologies, and research, we continue to develop new sustainable solutions to protect the water and help improve the environmental footprint.

We are passionate about the environment and proud to be working towards cleaner water and a sustainable future.

Our Team

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Mike Hannah

Mike Hannah
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Greg Yeoman

Greg Yeoman
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Dee Nel

Dee Nel
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Neil Sayer

Neil Sayer
Mike Hannah

Mike Hannah

Co-founder, Managing Director and Technical Engineer

Determined to deliver innovative stormwater solutions, Mike established Stormwater360 with Greg Yeoman in 1996. A crusader for cleaner waters, he was instrumental in introducing the first international stormwater technology to New Zealand. Mike is passionate about stormwater and over the past 24 years has designed, implemented, and tested numerous stormwater solutions across Australasia. He loves anything to do with the water and in his spare time can be found fishing and diving.

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Greg Yeoman

Greg Yeoman

Co-founder, Director and Designer

Greg is one of the original visionaries of Stormwater360. He has a Bachelor of Architecture and a design background as well as 20 years’ involvement in stormwater management. He is also the director of Stormwater360’s green infrastructure programme and our lead green-roof designer. Greg is passionate about the environment and developing new technologies to protect our water.

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Dee Nel

Dee Nel

Admin Manager

Dee joined Stormwater360 more than seven years ago, bringing with her many years’ administration experience from the banking, accounting and finance industries, SMEs and not-for-profits. She enjoys being part of an innovative team and a company with an environmental focus and sustainable ethos.

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Neil Sayer

Neil Sayer

CEO

Neil has an extensive international track record working in a variety of commercial, business development, General Manager and CEO roles in the manufacturing and engineering environment in New Zealand, Australia, North America and the U.K.

Having previously worked as our Business Coach, Neil came on board as our CEO in early 2019 - leading the team in New Zealand and assisting our directors in their international activities as we continue to position and take the company from strength to strength.

Passionate and committed with work and play, you will find Neil easy to work with – pragmatic, straight up, and underpinned with a mischievous sense of humour.

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Awards & Recognition

2014 Green Ribbon Awards

2014 Green Ribbon Awards

FINALIST 2014
2013 Green Ribbon Awards

2013 Green Ribbon Awards

FINALIST 2013
Sustainable 60

Sustainable 60

WINNER 2013
NZI National Sustainable Business Network Awards

NZI National Sustainable Business Network Awards

FINALIST 2013
2016 New Zealand Innovation Awards

2016 New Zealand Innovation Awards

Finalist 2016
2016 New Zealand Innovation Awards

2016 New Zealand Innovation Awards

Winner Innovation in Sustainability and CleanTech
2017 IPENZ Arthur Mead Award

2017 IPENZ Arthur Mead Award

Awarded a Merit in the Small Project Category